Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 42 − 73 by rounding each number to the nearest 10: ______
- Estimate 50 + 65 by rounding each number to the nearest 10: ______
- Estimate 70 − 66 by rounding each number to the nearest 10: ______
- Estimate 71 + 72 by rounding each number to the nearest 10: ______
- Estimate 40 − 85 by rounding each number to the nearest 10: ______
- Estimate 70 − 77 by rounding each number to the nearest 10: ______
- Estimate 43 − 26 by rounding each number to the nearest 10: ______
- Estimate 46 + 34 by rounding each number to the nearest 10: ______
- Estimate 29 − 35 by rounding each number to the nearest 10: ______
- Estimate 35 + 81 by rounding each number to the nearest 10: ______
- Estimate 68 + 44 by rounding each number to the nearest 10: ______
- Estimate 80 + 52 by rounding each number to the nearest 10: ______
- Estimate 80 + 48 by rounding each number to the nearest 10: ______
- Estimate 61 − 63 by rounding each number to the nearest 10: ______
- Estimate 31 − 75 by rounding each number to the nearest 10: ______
- Estimate 38 − 55 by rounding each number to the nearest 10: ______
- Estimate 76 + 89 by rounding each number to the nearest 10: ______
- Estimate 54 + 28 by rounding each number to the nearest 10: ______
- Estimate 41 − 88 by rounding each number to the nearest 10: ______
- Estimate 60 − 41 by rounding each number to the nearest 10: ______