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Friday 3 May 2019

MATHS


PROBLEM
STRATEGIES
ANSWER
2.9879 + 9867=
2. 9879 + 9867=
9000 + 9000=18,000
800 + 800=1600
70 + 60=130
9 + 7=16
18,000+1600+130+16=19,746
19,746

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