Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 35 − 35 by rounding each number to the nearest 10: ______
- Estimate 47 + 59 by rounding each number to the nearest 10: ______
- Estimate 85 + 51 by rounding each number to the nearest 10: ______
- Estimate 28 − 29 by rounding each number to the nearest 10: ______
- Estimate 66 + 37 by rounding each number to the nearest 10: ______
- Estimate 39 − 75 by rounding each number to the nearest 10: ______
- Estimate 45 − 28 by rounding each number to the nearest 10: ______
- Estimate 58 + 77 by rounding each number to the nearest 10: ______
- Estimate 82 − 52 by rounding each number to the nearest 10: ______
- Estimate 58 + 37 by rounding each number to the nearest 10: ______
- Estimate 87 + 77 by rounding each number to the nearest 10: ______
- Estimate 45 + 24 by rounding each number to the nearest 10: ______
- Estimate 65 − 54 by rounding each number to the nearest 10: ______
- Estimate 32 − 72 by rounding each number to the nearest 10: ______
- Estimate 89 − 88 by rounding each number to the nearest 10: ______
- Estimate 42 − 61 by rounding each number to the nearest 10: ______
- Estimate 69 + 39 by rounding each number to the nearest 10: ______
- Estimate 57 + 86 by rounding each number to the nearest 10: ______
- Estimate 59 + 58 by rounding each number to the nearest 10: ______
- Estimate 79 − 52 by rounding each number to the nearest 10: ______