Mathematics
Arrays - rows go across, columns go down
Adding and Subtracting word problems
Arithmetic - answers below
1. 20 + 0 =
2. 14 + 9 =
3. 18 + 1 =
4. 10 + 0 =
5. 4 + 3 =
6. 19 - 0 =
7. 18 - 5 =
8. 11 - 9 =
9. 14 - 7 =
10. 11- 6 =
Challenge: missing numbers. What 2 numbers add together to make the answer? You could also use the inverse of subtraction to help you. 12 + ? = 20, 20 - 12 = 8, so the missing number is 8.
1. 18 + ? = 20
2. 17 + ? =18
3. 4 + ? = 10
4. 6 + ? = 14
5. 1 + ? = 19
Arithmetic answers
1. 20
2.23
3.19
4.10
5.7
6.19
7.13
8.2
9.7
10.5
Challenge
1.2
2.1
3.6
4.8
5.18