Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 43 − 77 by rounding each number to the nearest 10: ______
- Estimate 42 + 40 by rounding each number to the nearest 10: ______
- Estimate 71 − 42 by rounding each number to the nearest 10: ______
- Estimate 76 + 73 by rounding each number to the nearest 10: ______
- Estimate 77 + 38 by rounding each number to the nearest 10: ______
- Estimate 48 + 67 by rounding each number to the nearest 10: ______
- Estimate 26 + 59 by rounding each number to the nearest 10: ______
- Estimate 71 − 55 by rounding each number to the nearest 10: ______
- Estimate 44 + 88 by rounding each number to the nearest 10: ______
- Estimate 74 + 65 by rounding each number to the nearest 10: ______
- Estimate 33 + 53 by rounding each number to the nearest 10: ______
- Estimate 62 − 57 by rounding each number to the nearest 10: ______
- Estimate 31 − 76 by rounding each number to the nearest 10: ______
- Estimate 26 + 74 by rounding each number to the nearest 10: ______
- Estimate 63 + 31 by rounding each number to the nearest 10: ______
- Estimate 78 + 68 by rounding each number to the nearest 10: ______
- Estimate 22 + 58 by rounding each number to the nearest 10: ______
- Estimate 73 − 44 by rounding each number to the nearest 10: ______
- Estimate 28 + 64 by rounding each number to the nearest 10: ______
- Estimate 32 + 61 by rounding each number to the nearest 10: ______