Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 51 − 32 by rounding each number to the nearest 10: ______
- Estimate 87 + 23 by rounding each number to the nearest 10: ______
- Estimate 59 + 57 by rounding each number to the nearest 10: ______
- Estimate 44 + 49 by rounding each number to the nearest 10: ______
- Estimate 33 + 46 by rounding each number to the nearest 10: ______
- Estimate 86 − 53 by rounding each number to the nearest 10: ______
- Estimate 21 + 52 by rounding each number to the nearest 10: ______
- Estimate 62 − 31 by rounding each number to the nearest 10: ______
- Estimate 84 + 24 by rounding each number to the nearest 10: ______
- Estimate 43 − 82 by rounding each number to the nearest 10: ______
- Estimate 63 + 50 by rounding each number to the nearest 10: ______
- Estimate 28 + 49 by rounding each number to the nearest 10: ______
- Estimate 60 + 36 by rounding each number to the nearest 10: ______
- Estimate 36 + 74 by rounding each number to the nearest 10: ______
- Estimate 61 + 64 by rounding each number to the nearest 10: ______
- Estimate 87 + 52 by rounding each number to the nearest 10: ______
- Estimate 72 − 57 by rounding each number to the nearest 10: ______
- Estimate 69 − 52 by rounding each number to the nearest 10: ______
- Estimate 29 − 38 by rounding each number to the nearest 10: ______
- Estimate 77 + 71 by rounding each number to the nearest 10: ______