Facts about numbers Worksheet-3

16. Which is a subtraction fact for the following addition fact?

          6 + 7 = 13

          A. 7 – 6 = 1        B. 13 – 9 = 4     C. 7 – 2 = 5       D. 13 – 7 = 6

17. What other addition fact can you make with 7 + 5 = 12?

          A. 8 + 5 = 13     B. 5 + 7 = 12      C. 7 + 4 = 11      D. 12 – 2 = 10

18. Anita had 3 dolls. Her dad bought her 2 more dolls on her birthday. Which number sentence is in this fact family?

          A. 7 –2 = 5        B. 2 × 3 = 6       C. 3 + 2 = 5       D. 4 + 1 = 5

19. Which number sentence is in the same fact family as 8 – 2 = 6 ??

          A. 8 + 6 = 14     B. 6 + 2 = 8       C. 2 + 4 = 6       D. 8 – 4 = 4

20. Find the fact that does NOT belong to the family.

          A. 7 + 8 = 15     B. 8 + 7 = 15     C. 15 – 8 = 7     D. 15 + 8 = 23

21. Which fact does NOT belong to the family?

          A. 6 + 3               B. 6 + 1               C. 7 + 2              D. 5 + 4

Answers

(16)–D; (17)–B; (18)–C; (19)–B; (20)–D; (21)–B