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Are there any oral arithmetic exercises with numbers less than 10 thousand in the second volume of grade two in primary school? (PEP) Please send one, thank you!
( 1)4492 - 3409 =

(2)48 14 + 4678 =

(3)4 174 - 1986 =

(4) 1242 - 10 14 =

(5)7648 + 1606 =

(6)83 14 + 14 15 =

(7)2523 + 584 1 =

(8)3536 - 2768 =

(9)5984 + 1393 =

( 10)9379 - 3724 =

( 1 1) 1297 + 6439 =

( 12)8 125 - 2304 =

( 13)2396 - 1738 =

( 14)5590 + 2856 =

( 15)5 126 + 2455 =

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