Page 6 - PPT-Complements of 100 and 1000using multiples of 10
P. 6

Example 1 :
                                                                          100

















                                                             80             +         20







         Let’s find out their fact families :




                                     If 80 + 20 = 100




                                     100 – 20 = _____




                                     100 – 80 = _____
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