What is 90 million in standard form?
1 million = 1,000,00090 million = 90,000,000Place your decimal place after the 9 as standard form only has numbers 1-10 as the first number, otherwise it means this number can be divided by or multiplied 10. Move the decimal along until the end of the number and count how many hops you take. (easier to show on whiteboard)9.0,000,000 decimal moves 7 spaces to 90,000,000.Therefore the answer is 9 X 107
AY
Related Maths GCSE answers
All answers ▸Solve the simultaneous equations (1) x + 3y = 7 and (2) 2x + y = 4
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The perimeter of an isosceles triangle is 16cm. The length of the base of the triangle is x+4 and that of the other two sides is x+3. Find the area of the triangle
Three identical isosceles triangles are joined together to make a trapezium. Each triangle has base b cm and height h cm. Work out an expression, in terms of b and h for the area of the trapezium.