Fill in the Blanks. 9 tens – 18 ones = _________ . 10 less than 91 is _________ . A number – _________ is equal to its previous number. On subtracting 1 from a number, it becomes 1 more than 69. The number is _________ . 15 + 25 – 2 tens = _________ .

Answers (1)

1=9, tens-18, ones
    90-18=72
2=10, less,than,91,is
     91-10=81
3=On Subtracting 1 from a number,it becomes 1 more than 69.The number should be
     71-1=69+1=70
4=15+25-20=20

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