Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 80 − 35 by rounding each number to the nearest 10: ______
- Estimate 50 − 57 by rounding each number to the nearest 10: ______
- Estimate 65 + 62 by rounding each number to the nearest 10: ______
- Estimate 49 + 27 by rounding each number to the nearest 10: ______
- Estimate 89 − 88 by rounding each number to the nearest 10: ______
- Estimate 42 + 34 by rounding each number to the nearest 10: ______
- Estimate 48 + 83 by rounding each number to the nearest 10: ______
- Estimate 42 − 42 by rounding each number to the nearest 10: ______
- Estimate 66 − 81 by rounding each number to the nearest 10: ______
- Estimate 51 + 65 by rounding each number to the nearest 10: ______
- Estimate 27 + 83 by rounding each number to the nearest 10: ______
- Estimate 37 + 63 by rounding each number to the nearest 10: ______
- Estimate 30 + 56 by rounding each number to the nearest 10: ______
- Estimate 53 − 81 by rounding each number to the nearest 10: ______
- Estimate 53 + 62 by rounding each number to the nearest 10: ______
- Estimate 37 + 85 by rounding each number to the nearest 10: ______
- Estimate 63 − 72 by rounding each number to the nearest 10: ______
- Estimate 43 − 39 by rounding each number to the nearest 10: ______
- Estimate 69 + 44 by rounding each number to the nearest 10: ______
- Estimate 73 + 41 by rounding each number to the nearest 10: ______