Question

a) (19 +81) (27 +33): 30 [1 000 + (1 000 - 1000:10): 100 x 1​

Answer 1

(19 +81)×(27 +33): 30× [1 000 + (1 000 - 1000:10): 100 x 1 =

100×60÷30×(1000+900)÷100=

6000÷30×1900÷100=

200×19=

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