Theme Tasks catalog
Finding the unknown minuend
• You will practice choosing the next number after a given number;
• You will learn how to find the unknown minuend and learn to find it;
• You will practice calculating addition and subtraction expressions within 10;
• You will improve your skills in finding true equalities and inequalities;
• You will play the game "Domino".
• You will learn how to find the unknown minuend and learn to find it;
• You will practice calculating addition and subtraction expressions within 10;
• You will improve your skills in finding true equalities and inequalities;
• You will play the game "Domino".
1
Drag the number that comes next.
Drag the number that comes next.
2
Find the true equations and inequalities and select them.
Find the true equations and inequalities and select them.
3
Look at the whole and the parts.
Complete the number bonds.
Look at the whole and the parts.
Complete the number bonds.
4
Choose the true equations.
Choose the true equations.
5
Look at the equation: 3 minus 1 equals 2.
Number 3 is the whole.
Number 1 is the part that was taken away.
Number 2 is the part that is left.
If we add the two parts together, we get the whole:
2 plus 1 equals 3.
So, to find the unknown whole, you need to add one part to the other part.
You can add the parts in any order:
1 plus 2 equals 3.
Let's solve the next expression.
The whole is unknown.
We know two parts: 2 and 7.
Let's add them to find the whole:
7 plus 2 equals 9.
So, the unknown whole is 9.
Look at the equation: 3 minus 1 equals 2.
Number 3 is the whole.
Number 1 is the part that was taken away.
Number 2 is the part that is left.
If we add the two parts together, we get the whole:
2 plus 1 equals 3.
So, to find the unknown whole, you need to add one part to the other part.
You can add the parts in any order:
1 plus 2 equals 3.
Let's solve the next expression.
The whole is unknown.
We know two parts: 2 and 7.
Let's add them to find the whole:
7 plus 2 equals 9.
So, the unknown whole is 9.
6
Find the missing whole.
Make an addition equation.
Find the missing whole.
Make an addition equation.
7
Play domino. Choose the next tiles.
Play domino. Choose the next tiles.
8
Calculate. Choose the correct numbers.
Calculate. Choose the correct numbers.
9
Choose the longest ribbon.
Choose the longest ribbon.
10
Calculate. Choose the correct numbers.
Calculate. Choose the correct numbers.
11
Look at the parts.
Find the whole for each group and drag the matching numbers.
Look at the parts.
Find the whole for each group and drag the matching numbers.
