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Estimating
3+5x2 =16 ,[object Object]
7-3x2=1 ,[object Object]
5x6+2=32 ,[object Object]
(10-4)x3 = 18 ,[object Object]
4+4x2 = ?
3+4x5-6
(3+4)x5-6
4²+3x2
3+15÷5-4x2
40x3
50x70
120x20
600÷30
240÷8
1600÷40
45000÷90
Write three thousand and seven in figures.
Write two hundred and thirteen thousand, four hundred and seventeen in figures.
278x41 ,[object Object],[object Object],[object Object],[object Object]
278x41 ,[object Object],[object Object],[object Object],[object Object]
278x41 ,[object Object]
31.97x 17.21 ,[object Object]
31.97x 17.21 ,[object Object]
31.97x 17.21 ,[object Object]

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Maths estimating