Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 63 + 78 by rounding each number to the nearest 10: ______
- Estimate 38 + 84 by rounding each number to the nearest 10: ______
- Estimate 67 − 28 by rounding each number to the nearest 10: ______
- Estimate 31 + 83 by rounding each number to the nearest 10: ______
- Estimate 79 + 76 by rounding each number to the nearest 10: ______
- Estimate 27 + 69 by rounding each number to the nearest 10: ______
- Estimate 73 − 89 by rounding each number to the nearest 10: ______
- Estimate 50 + 40 by rounding each number to the nearest 10: ______
- Estimate 51 + 40 by rounding each number to the nearest 10: ______
- Estimate 34 − 58 by rounding each number to the nearest 10: ______
- Estimate 76 + 51 by rounding each number to the nearest 10: ______
- Estimate 48 − 54 by rounding each number to the nearest 10: ______
- Estimate 32 + 46 by rounding each number to the nearest 10: ______
- Estimate 51 − 26 by rounding each number to the nearest 10: ______
- Estimate 84 − 74 by rounding each number to the nearest 10: ______
- Estimate 30 − 73 by rounding each number to the nearest 10: ______
- Estimate 31 − 36 by rounding each number to the nearest 10: ______
- Estimate 31 + 48 by rounding each number to the nearest 10: ______
- Estimate 57 + 52 by rounding each number to the nearest 10: ______
- Estimate 77 + 37 by rounding each number to the nearest 10: ______