MATHEMATICS
PRIMARY ONE
WEEK 7
TOPIC: WRITING TWO CORRESPONDING SENTENCES FOR A GIVEN ADDITION SENTENCE.
Example 1
8 + 6 = 14 à ……. - …….. = and …….. - ………. = ……….
Example 2
11 + 4 = 15 à …… - ……. = …….. and ……. - …….. = ………
Ans: 11 + 4 = 15 à 15 – 11 = 4 and 15 – 4 = 11
Example 3
12 + 7 = 19 à ……… - ………. = ……… and ……. - ……. = ………
Ans: 12 + 7 = 19 à 19 – 12 = 7 and 19 – 7 = 12
TRY THE FOLLOWING.
1) 4 + 9 = 13 à ….... - ……… = ……….. and ……… - ……. = ……
2) 5 + 9 = 14 à …….. - ………. = ……. and …….. - …….. = ……
3) 3 + 7 = 10 à …….. - ……… = ……… and …….. - …….. = …….
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