Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 42 − 89 by rounding each number to the nearest 10: ______
- Estimate 68 + 71 by rounding each number to the nearest 10: ______
- Estimate 83 − 23 by rounding each number to the nearest 10: ______
- Estimate 58 + 81 by rounding each number to the nearest 10: ______
- Estimate 50 + 67 by rounding each number to the nearest 10: ______
- Estimate 60 + 73 by rounding each number to the nearest 10: ______
- Estimate 38 + 67 by rounding each number to the nearest 10: ______
- Estimate 38 + 73 by rounding each number to the nearest 10: ______
- Estimate 29 + 54 by rounding each number to the nearest 10: ______
- Estimate 57 − 41 by rounding each number to the nearest 10: ______
- Estimate 40 + 78 by rounding each number to the nearest 10: ______
- Estimate 35 + 34 by rounding each number to the nearest 10: ______
- Estimate 61 + 25 by rounding each number to the nearest 10: ______
- Estimate 62 − 29 by rounding each number to the nearest 10: ______
- Estimate 52 − 77 by rounding each number to the nearest 10: ______
- Estimate 51 + 54 by rounding each number to the nearest 10: ______
- Estimate 23 − 83 by rounding each number to the nearest 10: ______
- Estimate 44 + 40 by rounding each number to the nearest 10: ______
- Estimate 50 + 48 by rounding each number to the nearest 10: ______
- Estimate 68 − 72 by rounding each number to the nearest 10: ______