Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 66 − 62 by rounding each number to the nearest 10: ______
- Estimate 73 − 81 by rounding each number to the nearest 10: ______
- Estimate 50 + 49 by rounding each number to the nearest 10: ______
- Estimate 32 + 61 by rounding each number to the nearest 10: ______
- Estimate 77 − 65 by rounding each number to the nearest 10: ______
- Estimate 40 + 35 by rounding each number to the nearest 10: ______
- Estimate 76 + 39 by rounding each number to the nearest 10: ______
- Estimate 54 + 66 by rounding each number to the nearest 10: ______
- Estimate 47 + 36 by rounding each number to the nearest 10: ______
- Estimate 69 + 34 by rounding each number to the nearest 10: ______
- Estimate 38 − 56 by rounding each number to the nearest 10: ______
- Estimate 28 − 40 by rounding each number to the nearest 10: ______
- Estimate 61 − 67 by rounding each number to the nearest 10: ______
- Estimate 40 − 71 by rounding each number to the nearest 10: ______
- Estimate 57 − 67 by rounding each number to the nearest 10: ______
- Estimate 31 − 62 by rounding each number to the nearest 10: ______
- Estimate 73 − 56 by rounding each number to the nearest 10: ______
- Estimate 36 + 65 by rounding each number to the nearest 10: ______
- Estimate 82 + 73 by rounding each number to the nearest 10: ______
- Estimate 72 − 45 by rounding each number to the nearest 10: ______